Table Of Contents - Eiki LC-XB41N Service Manual

Contents
SERVICE MANUAL ................................................... 1
Contents ........................................................................ 
Safety Instructions ......................................................... 3
Safety Precautions ..................................................... 3
Product Safety Notice ................................................. 3
Service Personnel Warning ........................................ 3
Battery Replacement Notice ....................................... 3
Specifications ................................................................ 4
Circuit Protections ......................................................... 5
Thermal switch ........................................................... 5
Lamp cover switch ...................................................... 5
Fuse ............................................................................ 5
Warning temperature and power failure protection .... 6
Maintenance .................................................................. 7
Cleaning the Filter ...................................................... 7
Resetting the Filter Counter ........................................ 7
Lamp Replacement .................................................... 8
Resetting the Lamp Counter ....................................... 9
How to check Lamp Used Time .................................. 9
Cleaning ................................................................... 10
Security Function Notice .............................................. 11
Security Function Disable ......................................... 11
Antitheft Alarm Function Disable .............................. 11
Mechanical Disassembly ............................................. 1
Optical Parts Disassembly ........................................... 16
Adjustments ................................................................. 
Adjustments after Parts Replacement ...................... 
Optical Adjustments ..................................................... 3
Contrast adjustment ................................................. 3
Integrator lens adjustment ........................................ 4
Relay lens-Out adjustment ....................................... 5
Electrical Adjustments ................................................. 6
Service Adjustment Menu Operation ........................ 6
Memory IC (IC1391) Replacement ........................... 6
Circuit Adjustments ................................................... 7
Test Points and Locations ........................................ 31
Service Adjustment Data Table ................................ 3
Chassis Block Diagrams .............................................. 45
Chassis over view ..................................................... 45
System control .......................................................... 46
Lamp control ............................................................. 47
Audio circuit .............................................................. 48
Power supply & protection circuit ............................. 49
Fan control circuit ..................................................... 50
Alarm circuit .............................................................. 51
IIC bus control circuit ................................................ 5
Network (MCI) circuit ................................................ 53
Troubleshooting ........................................................... 54
Indicators and Projector Condition ........................... 54
No Power .................................................................. 55
No Picture ................................................................. 56
No Sound .................................................................. 57
Control Port Functions ................................................. 58
Scaler I/O Port Functions (PW190) .......................... 58
IIC Bus D/A Converter Port Functions (M6334) ..... 59
I/O Expander Port Functions (TE7783) ................... 60
Waveform .................................................................... 61
IC Block Diagrams ....................................................... 6
Electrical Parts List ...................................................... 70
Electrical Parts Location ........................................... 71
Electrical Parts List ................................................... 7
Mechanical Parts List ................................................ 10
Cabinet Parts Location ........................................... 10
Optical Parts Location ............................................ 103
Mechanical Parts List ............................................. 107
Diagrams & Drawings ..................................................A1
Parts description and reading in schematic diagram ...A
Schematic Diagrams ...................................................A3
Printed Wiring Board Diagrams .................................A11
Pin description of diode, transistor and IC .................A15
Note on Soldering ......................................................A16
--